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Idaho

$200+ Cheap flights from Santa Rosa (STS) to Idaho

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
STS — BOI
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Santa Rosa to Idaho

Cheapest flights from Santa Rosa to Idaho
Explore the most affordable flight options available from Santa Rosa to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amSTS - BOI
1 stop14h 07mAlaska Airlines
Wed 1/76:23 amBOI - STS
2 stops6h 59mAlaska Airlines
Deal found 12/12$367
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:35 amSTS - BOI
1 stop11h 35mAlaska Airlines
Tue 1/61:22 pmBOI - STS
1 stop6h 40mAlaska Airlines
Deal found 12/12$368
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:35 amSTS - BOI
1 stop11h 35mAlaska Airlines
Mon 1/59:50 pmBOI - STS
1 stop16h 42mAlaska Airlines
Deal found 12/12$378
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:53 pmSTS - GEG
1 stop7h 00mAlaska Airlines
Fri 1/29:00 amGEG - STS
1 stop10h 10mAlaska Airlines
Deal found 12/12$541
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:53 pmSTS - GEG
1 stop7h 00mAlaska Airlines
Sat 1/35:00 amGEG - STS
1 stop4h 24mAlaska Airlines
Deal found 12/12$551
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:03 pmSTS - GEG
1 stop6h 43mAlaska Airlines
Thu 1/17:32 pmGEG - STS
1 stop13h 52mAlaska Airlines
Deal found 12/12$591
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:03 pmSTS - GEG
1 stop6h 43mAlaska Airlines
Tue 12/305:00 amGEG - STS
1 stop4h 24mAlaska Airlines
Deal found 12/12$603
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:00 amSTS - BOI
1 stop15h 02mAlaska Airlines
Fri 1/24:16 pmBOI - STS
1 stop18h 08mAlaska Airlines
Deal found 12/12$607
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:53 pmSTS - GEG
1 stop7h 00mAlaska Airlines
Fri 1/29:00 amGEG - STS
1 stop10h 10mAlaska Airlines
Deal found 12/12$631
This Alaska Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:53 pmSTS - GEG
1 stop7h 00mAlaska Airlines
Fri 1/29:00 amGEG - STS
1 stop24h 24mAlaska Airlines
Deal found 12/13$637
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:53 pmSTS - GEG
1 stop7h 00mAlaska Airlines
Sat 1/35:00 amGEG - STS
1 stop4h 24mAlaska Airlines
Deal found 12/12$641
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:53 pmSTS - GEG
1 stop7h 00mAlaska Airlines
Wed 12/313:28 pmGEG - STS
2 stops8h 08mAlaska Airlines
Deal found 12/12$656

Find flight deals from Santa Rosa to Idaho

Keep the following information in mind while searching for Santa Rosa to Idaho flight deals. Data was last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$200
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$367
Provider with most accurate pricing for San Francisco-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Boise Air Term. Gowen Fld flights.
Search Deals
From Santa Rosa Sonoma County to Idaho
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Santa Rosa to Idaho that are best for you.

Fly from

Santa Rosa

Fly to

Idaho

Route

Depart

Return

Price

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Fri 1/16

9:33 pm-10:52 am

1 stop12h 19m

Boise Air Term. Gowen Fld

Wed 1/21

6:23 am-10:35 am

1 stop5h 12m

$200

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Thu 1/15

9:33 pm-11:01 pm

1 stop24h 28m

Boise Air Term. Gowen Fld

Thu 1/22

10:00 am-11:59 pm

1 stop14h 59m

$204

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Mon 1/5

6:37 pm-11:02 pm

1 stop27h 25m

Boise Air Term. Gowen Fld

Mon 1/12

6:23 am-11:59 pm

1 stop18h 36m

$234

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Tue 1/6

6:00 am-11:13 am

1 stop4h 13m

Boise Air Term. Gowen Fld

Sat 1/10

5:55 pm-10:35 am

1 stop17h 40m

$235

Santa RosaSpokane

STS - GEG

STSGEG

Santa Rosa Sonoma County

Sat 1/10

7:00 am-10:30 pm

1 stop15h 30m

Spokane

Tue 1/13

1:38 pm-10:35 am

1 stop20h 57m

$248

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Fri 1/16

9:33 pm-9:05 pm

1 stop22h 32m

Boise Air Term. Gowen Fld

Wed 1/21

6:23 am-12:22 pm

2 stops6h 59m

$259

Santa RosaHailey

STS - SUN

STSSUN

Santa Rosa Sonoma County

Sat 1/10

11:15 am-7:38 pm

1 stop7h 23m

Hailey Sun Valley-Friedman

Tue 1/13

11:56 am-3:29 pm

2 stops28h 33m

$352

Santa RosaSpokane

STS - GEG

STSGEG

Santa Rosa Sonoma County

Fri 1/2

8:17 pm-8:06 am

1 stop11h 49m

Spokane

Thu 1/8

9:05 am-8:41 pm

2 stops11h 36m

$407

Santa RosaSpokane

STS - GEG

STSGEG

Santa Rosa Sonoma County

Thu 12/25

3:53 pm-10:53 pm

1 stop7h 00m

Spokane

Fri 1/2

9:00 am-7:10 pm

1 stop10h 10m

$541

Santa RosaSpokane

STS - GEG

STSGEG

Santa Rosa Sonoma County

Thu 12/25

12:03 pm-6:46 pm

1 stop6h 43m

Spokane

Sat 1/3

5:30 am-4:33 pm

2 stops11h 03m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 22 results
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Best time to book a flight from Santa Rosa to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Santa Rosa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santa Rosa to Idaho

What is the cheapest month to book a flight from Santa Rosa to Idaho?

Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Idaho (average of $41). Flying from Santa Rosa to Idaho in November is currently the most expensive (average of $117). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STS to ID?

Find hourly flight availability from Santa Rosa to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 49% on flights from Santa Rosa to Idaho by exploring options for tickets in the morning.

How much does it cost to fly round-trip from Santa Rosa to Idaho?

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated December 14, 2025.
Read reviews from past customers who have flown Alaska Airlines and Avelo Airlines from Santa Rosa to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,448 reviews
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Avelo Airlines
7.5
Good
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santa Rosa to Idaho?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County (STS) is the airport most travelers will use when flying to Idaho from Santa Rosa.

  • How long is the flight from Santa Rosa to Idaho?

    Hawaiian Airlines and Alaska Airlines can get you from Santa Rosa to Idaho in just under 12h 19m. Your travel time can differ by up to 12h 09m. Airlines will cover a distance of 489 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Santa Rosa to Idaho?

    The most popular route from Santa Rosa to Idaho is Santa Rosa Sonoma County - Boise Air Term. Gowen Fld. You may also consider Santa Rosa Sonoma County - Spokane or Santa Rosa Sonoma County - Jackson Hole.

  • Can I find deals for flights from Santa Rosa to Idaho that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Idaho.

  • Can I find deals for business class flights from Santa Rosa to Idaho?

    Yes. Cheapflights offers flight deals from Santa Rosa to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Rosa to Idaho?

    Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Idaho (average of $41). Flying from Santa Rosa to Idaho in November is currently the most expensive (average of $117). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Santa Rosa to Idaho

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Top 2 airlines flying from Santa Rosa to Idaho

Discover the top 2 airlines that operate flights from Santa Rosa to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$59Average$115FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$259Average$441FlexibilityNo cancel feeOn-time75%

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